Cryptology ePrint Archive: BibTeX Citation of Report 2010/388

@misc{cryptoeprint:2010:388,
    author = {Sanjit Chatterjee and Darrel Hankerson and Alfred Menezes},
    title = {On the Efficiency and Security of Pairing-Based Protocols in the Type 1 and Type 4 Settings},
    howpublished = {Cryptology ePrint Archive, Report 2010/388},
    year = {2010},
    note = {\url{http://eprint.iacr.org/}},
}

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.